The short story "Light of Other Days" by Bob Shaw appeared in a book "Other Days, Other Eyes". "Light of Other Days" was just a short interlude showing a slow glass farmer using the glass to remember his dead family. "Other Days, Other Eyes" told the full story of the development of slow glass, the way society was changed by it, and its eventual use for spying on the citizens.
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The short story "Light of Other Days" by Bob Shaw appeared in a book "Other Days, Other Eyes". "Light of Other Days" was just a short interlude showing a slow glass farmer using the glass to remember his dead family. "Other Days, Other Eyes" told the full story of the development of slow glass, the way society was changed by it, and its eventual use for spying on the citizens.